Foldable electronic device and method for displaying images based on folding state of foldable electronic device

Abstract

Disclosed are a foldable electronic device and a method for displaying a preview image of a camera in the foldable electronic device. The electronic device includes a first display, at least a portion of which is foldable, a second display, a camera, and a processor, wherein the processor is configured to control the electronic device to: identify a folding state of the first display, based on the identified folding state being a first specific state, display a first preview image generated based on image information acquired through the camera through the first display, and display a second preview image generated based on the image information through the second display, and based on the identified folding state being a second specific state, display a third preview image generated based on the image information through the second display.

What is claimed is: 
     
       1. An electronic device comprising:
 a foldable housing comprising:
 a hinge, 
 a first housing connected to the hinge and comprising first and second opposed surfaces, and 
 a second housing connected to the hinge and configured to be foldable about the hinge relative to the first housing, the second housing comprising third and fourth opposed surfaces, wherein the first surface and the third surface face in opposite directions in a fully folded state and in a same direction in a fully unfolded state; 
 
 a sensor module; 
 a first display configured to be foldable about the hinge and disposed on the first surface and the third surface; 
 a second display viewable through at least a portion of the fourth surface; 
 a first camera exposed through at least a portion of the second surface; and 
 a processor, 
 wherein the processor is configured to control the electronic device to:
 based on a specific application being executed by the processor based on a first input to the electronic device, activate the first camera; 
 display, on the first display, a first preview image based on first information acquired by the first camera; 
 determine a folding state of the foldable housing using the sensor module; 
 based on the folding state being a first specific state,
 identify whether the first information includes a certain image characteristic, and 
 based on identifying that the first information includes the certain image characteristic,
 display, on the second display, a second preview image generated based on the first information, and 
 based on identifying that the first information does not include the certain image characteristic while the second preview image is displayed on the second display, deactivate the second display, and 
 
 
 
 wherein the certain image characteristic comprises a facial area. 
 
     
     
       2. The electronic device of  claim 1 , wherein the processor is configured to control the electronic device to:
 generate the first preview image based on a resolution of the first display; and 
 generate the second preview image based on a resolution of the second display. 
 
     
     
       3. The electronic device of  claim 1 , wherein the processor is configured to control the electronic device to:
 generate the first preview image based on a resolution of the first display; and 
 generate the second preview image by cropping at least a portion of the first preview image based on a resolution of the second display, wherein the cropped portion comprises the facial area. 
 
     
     
       4. The electronic device of  claim 1 , wherein the processor is configured to control the electronic device to:
 perform photographing using the first camera based on a second input being received by the electronic device while the second preview image is displayed; and 
 display information related to the photographing of the first camera on the second display. 
 
     
     
       5. The electronic device of  claim 4 , wherein the processor is configured to control the electronic device to:
 detect whether a person included in the second preview image approaches the electronic device after the photographing is performed; and 
 based on detecting that the person included in the second preview image approaches the electronic device, display an image captured most recently by the first camera, on the second display. 
 
     
     
       6. The electronic device of  claim 1 , further comprising:
 a second camera exposed through at least a portion of the fourth surface; 
 wherein the processor is configured to, based on the folding state being a second specific state different from the first specific state, control the electronic device to:
 display a third preview image generated based on second information on at least a portion of the first display. 
 
 
     
     
       7. The electronic device of  claim 6 , wherein the processor is configured to, based on the folding state being the second specific state, control the electronic device to:
 detect whether the second information includes the facial area; and 
 based on the facial area being detected, display a fourth preview image on the second display. 
 
     
     
       8. The electronic device of  claim 7 , wherein the processor is configured to control the electronic device to:
 generate the third preview image from the second information based on a resolution of the at least a portion of the first display; and 
 generate the fourth preview image from the second information based on a resolution of the second display. 
 
     
     
       9. The electronic device of  claim 7 , wherein the processor is configured to control the electronic device to:
 generate the third preview image from the second information based on a resolution of the at least a portion of the first display; and 
 generate the fourth preview image by cropping at least a portion of the third preview image based on a resolution of the second display, wherein the cropped portion comprises the facial area. 
 
     
     
       10. An electronic device comprising:
 a first display, at least a portion of which is foldable; 
 a second display; 
 a camera; and 
 a processor, 
 wherein the processor is configured to control the electronic device to:
 display, on the first display, a first preview image based on image information acquired by the camera; 
 identify a folding state of the first display; 
 based on the identified folding state being a first specific state,
 identify whether the image information includes a certain image characteristic, and 
 based on identifying that the image information includes the certain image characteristic,
 display, on the second display, a second preview image generated based on the image information, and 
 based on identifying that the image information does not include the certain image characteristic while the second preview image is displayed on the second display, deactivate the second display; and 
 
 
 based on the identified folding state being a second specific state different from the first specific state,
 display a third preview image generated based on the image information on the second display, and 
 
 
 wherein the certain image characteristic comprises a facial area. 
 
     
     
       11. The electronic device of  claim 10 , wherein the processor is configured to control the electronic device to:
 generate the first preview image from the first information based on a resolution of the first display; and 
 generate the second preview image from the first information based on a resolution of the second display. 
 
     
     
       12. The electronic device of  claim 10 , wherein the processor is configured to, based on the folding state being the first specific state, control the electronic device to:
 based on the facial area being detected, generate the second preview image by cropping at least a portion of the first preview image based on a resolution of the second display, wherein the cropped portion comprises the facial area. 
 
     
     
       13. The electronic device of  claim 10 , wherein the first specific state includes a state in which an angle defined by a first portion of the first display and a second portion of the first display is in a range of 90 degrees to 270 degrees. 
     
     
       14. The electronic device of  claim 10 , wherein the second specific state includes a state in which an angle defined by a first portion of the first display and a second portion of the first display is in a range of 0 degrees to 10 degrees. 
     
     
       15. A method for displaying information by an electronic device, the electronic device comprising:
 a first display, at least a portion of which is foldable; 
 a second display; and 
 a camera, 
 the method comprising:
 displaying, on the first display, a first preview image based on image information acquired by the camera; 
 identifying a folding state of the first display; 
 determining that the identified folding state being a first specific state, 
 based on determining that the identified folding state being a first specific state,
 displaying, on the second display, a second preview image generated based on the image information, and 
 determining idcntifying whether the image information includes a certain image characteristic, and
 determining that the image information does not include the certain image characteristic; and 
 based on determining that the image information does not include the certain image characteristic, while the second preview image is displayed on the second display, deactivating the second display; and 
 
 wherein the certain image characteristic comprises a facial area. 
 
 
 
     
     
       16. The method of  claim 15 , wherein the method further comprises:
 generating the first preview image from the first information based on a resolution of the first display; and 
 generating the second preview image from the first information based on a resolution of the second display. 
 
     
     
       17. The method of  claim 15 , wherein the method further comprises:
 generating the second preview image by cropping at least a portion of the first preview image based on a resolution of the second display, and 
 wherein the cropped portion comprises the facial area. 
 
     
     
       18. The method of  claim 15 , wherein the first specific state includes a state in which an angle defined by a first portion of the first display and a second portion of the first display is in a range of 90 degrees to 270 degrees. 
     
     
       19. The method of  claim 15 , further comprising:
 determining whether the identified folding state is a second specific state different from the first specific state; 
 determining that the identified folding state is the second specific state; and 
 based on determined that the identified folding state is the second specific state,
 displaying, on the second display, a third preview image generated based on the image information, 
 
 wherein the second specific state includes a state in which an angle defined by a first portion of the first display and a second portion of the first display is in a range of 0 degrees to 10 degrees.